last modified：2025/03/31
Associate Professor KOYANO, Tomohiro
Faculty, Affiliation
Faculty of Mechanical Engineering, Institute of Science and Engineering
College and School Educational Field
Division of Mechanical Science and Engineering, Graduate School of Natural Science and Technology
Division of Mechanical Science and Engineering, Graduate School of Natural Science and Technology
Course in Mechanical Creation Engineering, School of Mechanical Engineering, College of Science and Engineering
Laboratory
Academic Background
【Degree】
Doctor of Engineering
Career
Japan Society for the Promotion of Science(2012/04/01-2013/03/31)
Year & Month of Birth
Academic Society
The Japan Society for Precision Engineering
Award
○Young Researcher Award(2017/11/15)
Specialities
Production engineering/Processing studies
Speciality Keywords
Electrical Discharge Machining, Electrochemical Machining, Cutting
Research Themes
Books
Papers
- Electrochemical Milling Using a Parallel Mechanism for High-speed Translation of Tool Electrodes Tomohiro Koyano, Takuto Honda, Akira Hosokawa, Tatsuaki Furumoto International Journal of Electrical Machining 26 2021/03
- CO2 laser cleavage of chemically strengthened glass TatsuakiFurumoto, Yohei Hashimoto, Hisashi Ogi, Tomoya Kawabe, Mitsugu Yamaguchi, Tomohiro Koyano, Akira Hosokawa Journal of Materials Processing Technology 289 2021/03
- Studies on high-efficiency and high-precision orthogonal turn-milling -The effects of relative cutting speed and tool axis offset on tool flank temperature- Koji Shimanuki, Akira Hosokawa, TomohiroKoyano, TatsuakiFurumoto, Yohei Hashimoto Precision Engineering 66 180-187 2020/11/01
- One-process Surface Texturing of a Large Area by Electrochemical Machining with Short Voltage Pulses Tomohiro Koyano, Akira Hosokawa, Taishi Takahashi, Takashi Ueda CIRP Annals 68 1 181-184 2019/08
- Microstructure of built part obtained by powder bed fusion process with metal Tatsuaki Furumoto, Kyota Egashira, Souta Matsuura, Makoto Nikawa, Masato Okada, Tomohiro Koyano, Yohei Hashimoto, Akira Hosokawa Key Engineering Materials 825 1-6 2019/10
- Study on high quality thermal stress cleavage of thick sapphire wafer Tomoya Kawabe, Tatsuaki Furumoto, Yohei Hashimoto, Tomohiro Koyano, Yuzo Ochi, Kentaro Oguchi, Yuji Chino, Akira Hosokawa Key Engineering Materials 825 39-44 2019/10
- Studies on Eco-Friendly Grinding with an Extremely Small Amount of Coolant – Applicability of Contact-Type Flexible Brush-Nozzle – Akira Hosokawa, Ryosuke Shimizu, Takahiro Kiwata, Tomohiro Koyano, Tatsuaki Furumoto, Yohei Hashimoto International Journal of Automation Technology 13 5 648-656 2019/09
- Formation Mechanism of Pores Inside Structure Fabricated by Metal-Based Additive Manufacturing Kyota Egashira, Tatsuaki Furumoto, Kiichi Hishida, Satoshi Abe, Tomohiro Koyano, Yohei Hashimoto, Akira Hosokawa International Journal of Automation Technology 13 3 330-337 2019/05
- Micro-Electrical Discharge Machining of Micro-Rods Using Tool Electrodes with High Electrical Resistivity Tomohiro Koyano, Yuki Sugata, Akira Hosokawa, Tatsuaki Furumoto Precision Engineering 55 95-100 2019/01
- Analysis of electrochemical machining process with ultrashort pulses considering stray inductance of pulse power supply Tomohiro Koyano, Akira Hosokawa, Tatsuaki Furumoto Journal of Advanced Mechanical Design, Systems, and Manufacturing 12 5 10Pages 2018/10
- Turning of difficult-to-machine materials with an actively driven rotary tool (ADRT) -Proposition of reciprocating turning contingent on fundamental cutting characteristics- Akira Hosokawa, Haruki Yoshimatsu, Tomohiro Koyano, Tatsuaki Furumoto, Yohei Hashimoto Journal of Advanced Mechanical Design, Systems, and Manufacturing 12 5 9Pages 2018/10
- Cutting characteristics of PVD-coated tools deposited by filtered arc deposition (FAD) method Akira Hosokawa, Goushi Hoshino, Tomohiro Koyano, Takashi Ueda CIRP Annals 67 1 83-86 2018/08
- Electrochemical machining using porous electrodes fabricated by powder bed fusion additive manufacturing process Tomohiro Koyano, Akira Hosokawa, Ryota Igusa, Takashi Ueda CIRP Annals 66 1 213-216 2017/08
- Study on deformation restraining of metal structure fabricated by selective laser melting Tatsuaki Furumoto, Ryoji Ogura, Kiichi Hishida, Akira Hosokawa, Tomohiro Koyano, Satoshi Abe, Takashi Ueda Journal of Materials Processing Technology 245 207-214 2017/02
- Evaluation of the Minimum Quantity Lubrication in Orthogonal Cutting with the Application of Finite Element Method Ahmad Shahir Jamaludin, Akira Hosokawa, Tatsuaki Furumoto, Tomohiro Koyano, Yohei Hashimoto International Journal of Mechanical & Mechatronics Engineering 17 1 104-109 2017/02
- Micro Electrical Discharge Machining Using High Electric Resistance Electrodes Tomohiro KOYANO, Yuki SUGATA, Akira HOSOKAWA, Tatsuaki FURUMOTO Precision Engineering 47 480-486 2017/01
- Drastic reduction of grinding fluid flow in cylindrical plunge grinding by means of contact-type flexible brush-nozzle Akira Hosokawa, Keita Tokunaga, Takashi Ueda, Takahiro Kiwata, Tomohiro Koyano CIRP Annals 65 1 317-320 2016/06
- High-Quality End Milling of CFRP – Inclination Milling with High-Helix End Mill – Akira Hosokawa, Naoya Hirose, Takashi Ueda, Tomohiro Koyano, Tatsuaki Furumoto International Journal of Automation Technology 10 3 372-378 2016/05
- Cutting performance of CBN and diamond tools in dry turning of cemented carbide Abang Mohammad Nizam ABANG KAMARUDDIN, Akira HOSOKAWA, Takashi UEDA, Tatsuaki FURUMOTO, Tomohiro KOYANO Mechanical Engineering Journal 3 1 1-9 2016/01
- Influence of External Hydrostatic Pressure on Machining Characteristics of Electrical Discharge Machining Tomohiro Koyano, Akira Hosokawa, Shodai Suzuki, Takashi Ueda CIRP Annals 64 1 229-232 2015
- Micro electrochemical machining using electrostatic induction feeding method Tomohiro Koyano, Masanori Kunieda CIRP Annals 62 1 175-178 2013
- Electrochemical Micromachining Using Electrostatic Induction Feeding Method Tomohiro Koyano, Masanori Kunieda Key Engineering Materials 523-524 305-309 2012
- Electrolysis Free Micro EDM in Water Using Electrostatic Induction Feeding Method Tomohiro Koyano, Masanori Kunieda Journal of Advanced Mechanical Design, Systems, and Manufacturing 6 6 800-807 2012
- Micro EDM by Stray-Capacitance-Coupled Electric Feeding Tomohiro Koyano, Masanori Kunieda Key Engineering Materials 516 245-250 2012
- Reduction of Tool Wear in Non-contact Electrostatic Induction Feeding EDM Yuna Yahagi, Wataru Natsu, Tomohiro Koyano, Masanori Kunieda International Journal of Electrical Machining 17 23-27 2012
- High Spindle Speed Wire Electrical Discharge Grinding Using Electrostatic Induction Feeding Method Yuna Yahagi, Tomohiro Koyano, Masanori Kunieda, Xiaodong. Yang Key Engineering Materials 447-448 268-271 2010
- Achieving High Accuracy and High Removal Rate in Micro-EDM by Electrostatic Induction Feeding Method Tomohiro Koyano, Masanori Kunieda CIRP Annals 59 1 219-222 2010
- Internal face finishing for a cooling channel using a fluid containing free abrasive grains Mitsugu Yamaguchi, Tatsuaki Furumoto, Shuuji Inagaki, Masao Tsuji, Yoshiki Ochiai, Yohei Hashimoto, Tomohiro Koyano, Akira Hosokawa The International Journal of Advanced Manufacturing Technology 2021/03/17
- Effects of the powder morphology, size distribution, and characteristics on the single track formation in selective laser melting of H13 steel Mitsugu YAMAGUCHI, Tatsuaki FURUMOTO, Yuuya TANABE, Shinnosuke YAMADA, Mototsugu OSAKI, Yohei HASHIMOTO, Tomohiro KOYANO, Akira HOSOKAWA Journal of Advanced Mechanical Design, Systems, and Manufacturing 15 3 2021/06
- Study on the relationship between material removal rate and tool flank temperature in orthogonal turn-milling Koji Shimanuki, Akira Hosokawa, Tomohiro Koyano, Tatsuaki Furumoto, Yohei Hashimoto Journal of Advanced Mechanical Design, Systems, and Manufacturing 15 4 2021/06
- Experimental investigation into the spatter particle behavior of maraging steel during selective laser melting Tatsuaki FURUMOTO, Kyota EGASHIRA, Kazushi OISHI, Satoshi ABE, Mitsugu YAMAGUCHI, Yohei HASHIMOTO, Tomohiro KOYANO and Akira HOSOKAWA Journal of Advanced Mechanical Design, Systems, and Manufacturing 15 4 2021/06
- Thermal stress cleavage of a single-crystal round sapphire bar by carbon dioxide laser Tatsuaki Furumoto, Ryuya Saito, Kota Watanabe, Yuzo Ochi, Yohei Hashimoto, Mitsugu Yamaguchi, TomohiroKoyano, Akira Hosokawa Journal of Materials Processing Technology 297 2021/11
- Thermo-fluid Analysis and Experimental Investigation of the Effects of Discharge Current Waveforms on Formation of Discharge Craters in Electrical Discharge Machining Tomohiro Koyano, Takeru Yasue, Tatsuaki Furumoto International Journal of Electrical Machining 30 23-29 2025/03
- Improvement of Machining Accuracy by Controlling the Pulse Voltage On-time in Electrochemical Milling with High-speed Scanning Tomohiro Koyano, Shunta Notake, Tatsuaki Furumoto, Akira Hosokawa International Journal of Electrical Machining 28 7-12 2024/03
- Effect of Pulse Conditions on Machining Characteristics in Bipolar-Pulse Electrochemical Machining of Cemented Carbide 17 6 583-593 2023/11
- Analytical Investigation of the Influence of Machining Area in Electrochemical Machining with Short Voltage Pulses Tomohiro Koyano, Yusuke Shibuya, Tatsuaki Furumoto, Akira Hosokawa International Journal of Electrical Machining 28 13-19 2023/03
Conference Presentations
- Effects of Voltage Pulse Conditions on Electrochemical Machining of Cemented Carbide (conference：19th International Conference on Precision Engineering (ICPE2022))(2022/11/30)
- Temperature Measurement of Wire Electrode during Wire Electrical Discharge Machining Using Two-color Pyrometer with Optical Fiber(conference：19th International Conference on Precision Engineering (ICPE2022))(2022/11/30)
- Surface quality improvement of electrochemical machining using porous elec-trodes by mixing bubbles into electrolyte(conference：18th International Symposium on Electrochemical Machining Technology (INSECT))(2022/11/15)
- Measurement of Wire Electrode Temperature in Wire Electrical Discharge Machining by Two-color Pyrometer with Optical Fiber(conference：21st CIRP Conference on Electro Physical and Chemical Machining (ISEMXXI))(2022/06/16)
- Electrical Discharge Machining of Micro-rods Using High Electric Resistance Electrodes and Piezoelectric Positioning Stage (conference：17th International Conference on Precision Engineering (ICPE2018))(2018/11/15)
- Micro Texturing by Electrochemical Machining with Short Voltage Pulses(conference：17th International Conference on Precision Engineering (ICPE2018))(2018/11/14)
- Miniaturization of micro EDM using high electric resistance electrode (conference： 8th International Conference on Leading Edge Manufacturing in 21st Century )(2015)
- Study on Thermal Stress Cleavage of Chemically Strengthened Glass by CO2 Laser Beam(conference：18th CIRP Conference on Electro Physical and Chemical Machining (ISEM18))(2016/04/20)
- Numerically Controlled Electrochemical Machining Using a Parallel Mechanism(conference：20th CIRP Conference on Electro Physical and Chemical Machining (ISEM2020))(2021/01/20)
- Fabrication of Micro Rods by EDM Using High Electric Resistance Electrode(conference： 16th International Conference on Precision Engineering (ICPE2016))(2016/11/16)
- Electrochemical Machining with Porous Electrode Fabricated by Additive Manufacturing(conference：16th International Conference on Precision Engineering (ICPE2016))(2016/11/14)
- Machining of Difficult-to-Machine Materials by PVD coated End Mills(conference：16th International Conference on Precision Engineering (ICPE2016))(2016/11/15)
- Study on High Efficiency Cutting of SiC-based Ceramic Matrix Composites -Application of Diamond Coated Carbide End Mill－(conference：16th International Conference on Precision Engineering (ICPE2016))(2016/11/15)
- Ultra-Short Pulse ECM using Electrostatic Induction Feeding Method (conference：17th CIRP Conference on Electro Physical and Chemical Machining (ISEM))(2013/04)
- Study on the Effect of External Hydrostatic Pressure on Electrical Discharge Machining(conference：18th CIRP Conference on Electro Physical and Chemical Machining (ISEM18))(2016/04/19)
- Surface Texturing of Tungsten Carbide Cutting Tools by Electrochemical Machining(conference：8th International Conference of Asian Society for Precision Engineering and Nanotechnology (ASPEN2019))(2019/11/14)
- Temperature Measurement of Wire Electrode in Wire EDM by Two-color Pyrometer(conference：19th CIRP Conference on Electro Physical and Chemical Machining(ISEM19))(2018/04/24)
Others
Arts and Fieldwork
Patent
Theme to the desired joint research
Grant-in-Aid for Scientific Research
○「パラレルメカニズムを用いた高速走査NC電解加工による3次元複雑形状加工」(2022-2024)
○「電解加工による大面積一括表面テクスチャリングの実現とその切削工具への応用」(2019-2021)
○「金属AMを用いた電解加工用ポーラス電極の開発」(2017-2018)
○「高抵抗材料を用いたナノ放電加工の実現に関する研究」(2015-2016)
○「短パルスを用いた微細ワイヤ電解加工の高精度・高能率化」(2013-2014)
Competitive research funding,Contribution
Collaborative research,Consignment study
Classes (Bachelors)
○Production Engineering A(2020)
○Introduction to Date Science(2020)
○Machining Exercise(2020)
Classes (Graduate Schools)
○Electrical Machining B(2020)
○Electrical Machining A(2020)
○Machining Technology(2020)